Non-metallic building materials; wood-plastic composite decking, screens and screen panels; wooden building materials in fabricated form; timber building products; non-metallic decking; timber decking; non-metallic fastening devices for building purposes; boards of wood; building components of wood; wood for construction purposes; wooden building materials in fabricated form; deck profiles, not of metal; non-metallic building boards; non-metallic composite boards and decking; plastic coatings (other than paints) for use in building; plastic coatings for construction purposes (other than paint); non-metallic screen wall components; accessories, fittings and parts for all of the foregoing